[Solved] HTTP Error 503. The service is unavailable

HTTP Error 503. The service is unavailable Web servers such as LiteSpeed and Apache use various codes to tell browsers about responses. For example, if the webserver replies back with HTTP code 200, it means that everything is fine and the response generation was successful. There are many other response codes, but today we will discuss HTTP Error 503, and…

InnoDB: Cannot allocate memory for the buffer pool [Solved]

Recently we received a ticket where the client pointed out that his MySQL server was not starting. Upon investigation, we found out that the client used our MySQL Optimization tool to optimize and enhance MySQL performance. Our MySQL optimization tool set the value of innodb-buffer-pool-size size depending upon the available ram on the server. The current formula sets its value…